//
//  BehaviorSubject.java
//
//  Lunar Unity Mobile Console
//  https://github.com/SpaceMadness/lunar-unity-console
//
//  Copyright 2015-2021 Alex Lementuev, SpaceMadness.
//
//  Licensed under the Apache License, Version 2.0 (the "License");
//  you may not use this file except in compliance with the License.
//  You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
//  Unless required by applicable law or agreed to in writing, software
//  distributed under the License is distributed on an "AS IS" BASIS,
//  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//  See the License for the specific language governing permissions and
//  limitations under the License.
//


package spacemadness.com.lunarconsole.rx;

import spacemadness.com.lunarconsole.core.Disposable;

public final class BehaviorSubject<T> extends Subject<T> {
    private T value;

    public BehaviorSubject() {
        this(null);
    }

    public BehaviorSubject(T value) {
        this.value = value;
    }

    @Override
    public Disposable subscribe(Observer<T> observer) {
        Disposable disposable = super.subscribe(observer);
        notifyObserver(observer, getValue());
        return disposable;
    }

    public T getValue() {
        return value;
    }

    public void setValue(T value) {
        this.value = value;
        notifyObservers(value);
    }
}